commences. */
int x_whole_function_mode_p;
+ /* Nonzero if the back-end should not keep track of expressions that
+ determine the size of variable-sized objects. Normally, such
+ expressions are saved away, and then expanded when the next
+ function is started. For example, if a parameter has a
+ variable-sized type, then the size of the parameter is computed
+ when the function body is entered. However, some front-ends do
+ not desire this behavior. */
+ int x_dont_save_pending_sizes_p;
+
/* List (chain of TREE_LIST) of LABEL_DECLs for all nonlocal labels
(labels to which there can be nonlocal gotos from nested functions)
in this function. */
Also, we would like to pass const0_rtx here, but don't have it. */
expand_expr (size, expand_expr (integer_zero_node, NULL_PTR, VOIDmode, 0),
VOIDmode, 0);
+ else if (current_function && current_function->x_dont_save_pending_sizes_p)
+ /* The front-end doesn't want us to keep a list of the expressions
+ that determine sizes for variable size objects. */
+ ;
else
pending_sizes = tree_cons (NULL_TREE, size, pending_sizes);